Facts and Figures Population* 408 662 Retail purchasing power* 6 108 EUR/Einwohner/Jahr Labour market General Unemployment rate* 6,30 % Labour - total* 160 320 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 12 % Labour - skilled worker* 59 % Labour - helper* 19 % Gross salary by job specification Gross salary - expert* 6 248 €/month Gross salary - specialist* 4 921 €/month Gross salary - skilled worker* 3 644 €/month Gross salary - helper* 2 852 €/month Area information Types of use Industrial and commercial area* 2168 ha Residential building area* 6657 ha Agricultural area* 57 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website